Conjunction of the Moon and Venus in constellation Gemini, with Mars further up in Taurus, and the prominent Orion on the left, all captured in the deep blue light of morning twilight above Pamukkale in south-western Turkey. The natural World Heritage is formed by volcanic hot springs. Pamukkale, meaning "cotton castle" in Turkish, is a World Heritage and a major attraction located in Turkey's Inner Aegean region. Tunc Tezel.